Winters in Haverford are cold and unpredictable, with temperatures often dropping below freezing and averaging around 0°C. March marks the beginning of spring, bringing warmer temperatures that slowly increase throughout the month, with occasional warm days reaching up to 28°C. By April and May, temperatures consistently rise above 10°C, and by June, the average temperature has reached a comfortable 22°C, signaling the start of summer. Summer months from July to September are warm but not extremely hot, with temperatures rarely exceeding 34°C, while autumns are generally mild, with October seeing a return to cooler temperatures around 16°C. Winters return by November and December, with temperatures averaging around 5°C, similar to the previous winter.